<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>运算符</title>
</head>
<body>
<h1>&#9760;</h1>
<script type="text/javascript">
    var n = 123;

    var result = typeof n;

    console.log(result);//number
    console.log(typeof result);//string

</script>

<script type="text/javascript" src="./三元运算符.js"></script>
</body>
</html>